package com.example.demo.config;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.authentication.SimpleUrlAuthenticationFailureHandler;
import org.springframework.stereotype.Component;

import com.fasterxml.jackson.databind.ObjectMapper;
@Component("myAuthenctiationFailureHandler")
public class MyAuthenctiationFailureHandler extends SimpleUrlAuthenticationFailureHandler{
	 @Autowired
	    private ObjectMapper objectMapper;

	    @Override
	    public void onAuthenticationFailure(HttpServletRequest request, HttpServletResponse response,
	                                        AuthenticationException exception) throws IOException, ServletException {

	        logger.info("登录失败");

	        response.setStatus(HttpStatus.INTERNAL_SERVER_ERROR.value());
	        response.setContentType("application/json;charset=UTF-8");
	        response.getWriter().write(exception.getMessage());
	    }
}
